MEDICINAL PLANTS OF SIKKIM

 

 

Basic Information

 

               

Species                                    : Rhododendron anthopogon D.Don

Local Name                              : Sunpate (Nep), Paluchulu (Lep)

Synonym                                 :

Family                                      : Ericaceae

Habitat                                    : A small evergreen shrub grows best in well drained but moisture retaining

                                               soils, devoid of lime and heavy clay.

Distribution                            : Distributed in alpine region.

Sikkim                                     : Yumthang, Kisheong, Thongu-Lhonak Valley, Thongu and above, 5 lakes (Dzongu), Tamsay, Dzongri, Lampokhri

                                               ( East Sikkim), Barsay.

Out side                                  : Kashmir, Bhutan, Himachal Pradesh, Central and North Asia.

Morphological information

A small evergreen shrub 0.3- 0.6 m with stems up to 2 cm diameter, the basal portion more or les procumbent and densely branched. Bark slightly rough, pinkish brown or grey, exfoliating in papery strips. Young shoots scaly and pubescent. Leaves 1.3- 3.3 by 0.8- 2 cm, crowded towards the end of the branches. Elliptic or elliptic oblong thick margins recurved, clothed above with scattered yellow scales when young. Becoming glabrous when mature, clothed beneath with a dense layer of scales, which are yellow on the young leaves becoming ferruginous as the leaves mature, subobutse at both ends. Petiole 2.5- 7.5 mm long. Flowers 1.5- 2 cm diameter, very pale yellow and almost translucent, in dense 4-12 flowered corymbs. Pedicels very short. Corolla tube 7.5-13 mm long, cylindric, lobes spreading elliptic-obovate. Ovary scaly. Capsule 2.5- 5 mm long, ovoid, tapering gradually to a blunt point, prominently 5-ribbed, dotted with pale yellowish scales and capped by the short erect style 1.2 mm long.

Flowering                    : May-July

Fruiting                       : October-November

History                       :

Parts                           : Flowers, leaves.

Status                         : Vulnerable.

Phytochemistry          : β- sitosterol, friedelin, ursolic acid and quercetin isolated from leaves.

 



Reference

1. Anonymous (1994). The Useful Plants of India. Publication and Information Directorate, CSIR, New Delhi. 521.

2. Anonymous (1999). The Wealth of India (Vol. 9) Council of Scientific and Industrial Research,New Delhi. 16.

3. Bhujel, R.B. (1996). Studies on the Dicotyledonous Flora of Darjeeling District. Unpublished Ph.D Thesis University of North Bengal. 494.

4. Kirtikar, K.R. & B.D. Basu (1980). Indian Medicinal Plants (Vol. 2) Bishen Singh Mahendra Pal Singh, Deharadun. 1463.  5.  Progress Report of the Project "Studies on Medicinal Plants of Sikkim" (1998-2001). State Council of Science and Technology for Sikkim.   6.   Tsarong Tsewang 3, (1994). Tibetan Medicinal Plants, Tibetan Medical Publications, Kalimpong, West Bengal. 28.